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Telephone
150
Depending on the quality of the connection, the
voice quality may fluctuate.
Call disconnection may occur when the vehicle
is in motion in the following situations:
an area may have insufficient network cover-
R
age.
you move from one GSM or UMTS transmit-
R
ter/receiver area into another and no chan-
nels are free.
the SIM card used is not compatible with the
R
network available.
you are using a mobile phone with "Twincard"
R
and the second SIM card is already logged in
to the network.
Connecting a mobile phone (authoris-
ing)
Requirements
®
Bluetooth
is activated on the mobile phone
R
(see the manufacturer's operating instruc-
tions).
®
Bluetooth
is activated on the multimedia
R
system (
page 132).
Y
Multimedia system:
COMAND Online: +
X
Audio 20: +
X
Searching for a mobile phone
Select
Connect
Connect device
X
Select
Search for
Search for phones
X
Select
Start
Start search
X
The available mobile phones are displayed. If
a new mobile phone is found, it appears in the
device list with the Ï symbol.
Connecting a mobile phone (authorisation
via Secure Simple Pairing)
Select the mobile phone. A code is displayed
X
in the multimedia system and on the mobile
phone.
The codes are identical: confirm this with
X
the mobile phone code.
Mobile phone connection (authorisation by
entering a passkey)
Select the Bluetooth
X
phone.
Choose a one to sixteen-digit number
X
sequence as a passkey.
Telephone
Telephone
Tel/®
Tel/
device.
phones.
search.
®
name of the mobile
Multimedia system: enter the passkey and
X
select b.
Mobile phone: enter the passkey again and
X
confirm.
i
Up to 15 mobile phones can be authorised
on the multimedia system.
All phones are reconnected automatically.
Disconnecting a mobile phone (de-
authorisation)
Multimedia system:
COMAND Online: +
X
Audio 20: +
Tel/®
Tel/
X
Select
Connect
Connect device
device.
X
Select the mobile phone in the device list.
X
Select G.
X
Select
De-authorise
De-authorise.
X
Select
Yes
Yes.
X
Changing mobile phones
Requirements
The mobile phones are connected (author-
R
ised) (
page 150).
Y
Multimedia system:
COMAND Online: +
X
Audio 20: +
Tel/®
Tel/
X
Select
Connect
Connect device
device.
X
Select the mobile phone in the device list.
X
i
Only one mobile phone can be connected at
any one time. The connected mobile phone is
shown at the top of the list.
Setting the reception and transmission
volume
Requirements:
mobile phone is connected (authorised)
R
(
page 150).
Y
Multimedia system:
COMAND Online: +
X
Audio 20: +
Tel/®
Tel/
X
Select
Connect
Connect device
device.
X
Highlight the mobile phone in the device list.
X
Select G.
X
Telephone
Telephone
Telephone
Telephone
Telephone
Telephone
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